Quarterly report pursuant to Section 13 or 15(d)

Stockholder's Equity (Details)

v3.19.3
Stockholder's Equity (Details) - USD ($)
 9 Months Ended
Sep. 30, 2019
Jan. 09, 2019
Oct. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Nov. 09, 2018
Aug. 06, 2018
Class of Stock [Line Items]                
Common shares, issued (in shares) 13,534,856     13,534,856   11,960,225    
Common shares, outstanding (in shares 13,534,856     13,534,856   11,960,225    
Repurchase of preferred stock       $ 60,550 $ 0      
Aggregate offering price             $ 600,000,000  
Series A Cumulative Redeemable Preferred Stock                
Class of Stock [Line Items]                
Preferred stock interest rate       7.375%        
Depositary Shares                
Class of Stock [Line Items]                
Depository shares outstanding (in shares) 5,019,727     5,019,727        
Depositary Shares | Series A Cumulative Redeemable Preferred Stock                
Class of Stock [Line Items]                
Shares repurchased (in shares)   2,500            
Repurchase of preferred stock   $ 61,000            
Preferred Stock                
Class of Stock [Line Items]                
Depository shares outstanding (in shares) 50,197     50,197        
Authorized repurchase amount               $ 10,000,000.0
Preferred Stock | Series A Cumulative Redeemable Preferred Stock                
Class of Stock [Line Items]                
Preferred stock interest rate       7.375%        
Dividend Reinvestment Plan                
Class of Stock [Line Items]                
Reinvestment of distributions to stockholders (in shares) 22,003   1,000,000          
Remaining availability (in shares) 977,997     977,997